On today's show, Khail and Ashley marvel at tiny robots made to collect samples inside your body and dissolve after they're done, start saving up to stay at the Godzilla Hotel in Tokyo, and show you a retired engineer's violin-playing robot.

John Hopkins University scientists are currently working on what they're calling "micrograbbers" made of hydrogel and stiff polymers. Someday, they hope to send these tiny objects into your body to perform procedures that might otherwise be invasive.

The research team developing the bio-friendly drone says it would mostly melt like a puddle of goo if it went down in the field, raising some interesting questions about future environmental research...and espionage.